Table 5.

Chemical compositions (in at %) of the indicated regions in Figure 7.

Region	Al	Cr	Nb	Ta	Ti	O
1	-	-	2.1 ± 0.6	2.4 ± 0.7	30.7 ± 3.1	64.8 ± 3.9
2	-	-	10.5 ± 0.6	14.4 ± 0.6	8.5 ± 2.3	66.6 ± 1.7
3	-	-	4.0 ± 0.3	4.1 ± 0.4	38.6 ± 0.1	53.4 ± 0.7
4	-	1.6 ± 0.3	10.4 ± 0.4	13.6 ± 0.7	7.2 ± 0.9	63.2 ± 6.5
5	-	3.3 ± 0.4	7.7 ± 0.7	6.4 ± 0.4	19.3 ± 0.5	63.3 ± 0.3
6	-	3.2 ± 1.0	3.2 ± 0.4	4.7 ± 1.3	38.3 ± 0.1	50.8 ± 0.6
7	7.3 ± 0.3	-	4.1 ± 0.2	4.9 ± 0.2	15.0 ± 0.7	68.7 ± 1.4
8	0.2 ± 0.1	-	14.2 ± 0.9	12.5 ± 0.7	4.0 ± 0.2	69.0 ± 0.2
9	2.8 ± 0.5	-	9.5 ± 0.6	11.9 ± 0.5	9.8 ± 1.8	66.1 ± 1.4
10	5.3 ± 0.2	-	4.7 ± 0.9	5.8 ± 1.1	20.1 ± 2.2	64.1 ± 0.1
11	8.9 ± 0.3	-	3.3 ± 0.9	5.0 ± 0.2	23.7 ± 1.2	59.2 ± 0.8